First aid textbook / 
American national Red Cross 
 - 4a. ed. 
 - Nueva York :  Doubleday,  1957 
 - vi, 249 p. :  il. ;  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Primeros auxilios
<br/><br/><label>Dewey Class. No.: </label>616.0252  / Am35f 
<br/><br/><label>National Library of Medicine Call No.: </label>WA292